C170 WGU
Western Governors University
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Exam (elaborations)
C170 WGU, Top Exam Questions and answers, Rated A+. VERIFIED.
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---6August 20232023/2024A+
- C170 WGU, Top Exam Questions and answers, Rated A+. VERIFIED. 
 
 
DML - -IUDS, CR 
 
insert, update, delete, select 
commit, rollback 
 
INSERT - -add new rows 
 
UPDATE - -modify data of existing rows 
 
DELETE - -delete some/all records from database 
 
can be rolled back 
 
COMMIT - -permanently saves 
 
ROLLBACK - -undo changes 
 
SELECT - -data retrieval 
 
WHERE - -limits rows returned 
 
used before group by
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Exam (elaborations)
C170 WGU, Data assessment. Questions and answers. VERIFIED.
-
---6August 20232023/2024A+
- C170 WGU, Data assessment. Questions and answers. VERIFIED. 
 
 
An entity is said to be X -dependent if it can exist in the database only when it is associated with another related entity occurrence. - -existence 
 
A table that has all key attributes defined has no repeating groups and all its attributes are dependent on the primary key is said to be in X. - -1nf 
 
A determinant is any attribute whose value determines other values within a column. - -F 
 
X is a process that is used for chang...
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PassPoint02